HIC试验和SSCC试验有关内容
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序号
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评定编号
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材质
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厚度
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焊接方法
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1
|
PS2012-48
|
Q345R(R-HIC)
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δ=8
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SMAW：DC-
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|
2
|
PS2012-49
|
Q345R(R-HIC)
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δ=8
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GTAW：DC+
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3
|
PS2012-50
|
Q345R(R-HIC)
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δ=16
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GTAW：DC+
SMAW：DC- |
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4
|
PS2012-51
|
Q345R(R-HIC)
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δ=38
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SAW：DC-
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|
5
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PS2012-52
|
Q345R(R-HIC)
|
δ=38
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SMAW：DC-
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|
6
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PS2012-53
|
Q345R(R-HIC)
|
δ=4
|
GTAW：DC+
|
|
7
|
PS2012-54
|
Q345R(R-HIC)
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δ=10
|
SAW：DC-
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|
8
|
PS2012-55
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Q245R(R-HIC)
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δ=8
|
SMAW：DC-
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|
9
|
PS2012-56
|
Q245R(R-HIC)
|
δ=4
|
SMAW：DC-
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|
10
|
PS2012-57
|
Q345R(R-HIC)
|
δ=4
|
SMAW：DC-
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1.熔敷金属进行抗氢致开裂（HIC）试验
GB/T8650-2015《管线钢和压力容器钢抗氢致开裂评定方法》A溶液 CLR≤15% CTR≤5% CSR≤2%
2. 熔敷金属进行抗硫化物应力开裂（SSCC）试验
GB/T4157-2017《金属在硫化氢环境中抗特殊形式环境开裂实验室试验》A溶液，试验加载应力≥80%SMYS,试验时间720小时，合格级别标准中9.7.1（b）规定c
